1.assemble caster:foldable,fold into "L"Type ,then nest them together. 2.unassemble ... various kinds of hardware products and wire products,such as Foldable Luggage trolley, Wire Container (Storage Cage) Roll Container,Pet Cage,WireMesh ... requests. Specification(mm)Casters(mm) Loading(kg)Coating900*500*860mm100200Galvanize Foldable Luggage trolley (airport Cart)